Note
This view was introduced in OceanBase Database V2.2.77.
Purpose
This view displays the information about partitions of all partitioned indexes.
Columns
| Column | Type | Nullable? | Description |
|---|---|---|---|
| OWNER | VARCHAR2(128) | NO | The owner of the partitioned index. |
| INDEX_NAME | VARCHAR2(128) | NO | The name of the partitioned index. |
| TABLE_NAME | VARCHAR2(128) | NO | The name of the table that is associated with the index. |
| PARTITIONING_TYPE | VARCHAR2(9) | NO | The partitioning method. Valid values: |
| SUBPARTITIONING_TYPE | VARCHAR2(9) | NO | The subpartitioning method. Valid values: |
| PARTITION_COUNT | NUMBER | NO | The number of partitions in the index. |
| DEF_SUBPARTITION_COUNT | NUMBER | NO | The default number of subpartitions for a composite-partitioned index (if specified). |
| PARTITIONING_KEY_COUNT | NUMBER | NO | The number of columns in the partitioning key. |
| SUBPARTITIONING_KEY_COUNT | NUMBER | NO | The number of columns in the subpartitioning key for a composite-partitioned index. |
| LOCALITY | VARCHAR2(6) | NO | Indicates whether the partitioned index is local or global. Valid values: LOCAL and GLOBAL. |
| ALIGNMENT | VARCHAR2(12) | NO | Indicates whether the partitioned index is prefixed or non-prefixed. Valid values: PREFIXED and NON_PREFIXED. |
| DEF_TABLESPACE_NAME | VARCHAR2(30) | NO | The default tablespace for a local index when a table partition is added or split. |
| DEF_PCT_FREE | NUMBER | NO | At present, this column is not supported and its value is 0 by default. |
| DEF_INI_TRANS | NUMBER | NO | At present, this column is not supported and its value is 0 by default. |
| DEF_MAX_TRANS | NUMBER | NO | At present, this column is not supported and its value is 0 by default. |
| DEF_INITIAL_EXTENT | VARCHAR2(40) | NO | At present, this column is not supported and its value is NULL by default. |
| DEF_NEXT_EXTENT | VARCHAR2(40) | NO | At present, this column is not supported and its value is NULL by default. |
| DEF_MIN_EXTENTS | VARCHAR2(40) | NO | At present, this column is not supported and its value is NULL by default. |
| DEF_MAX_EXTENTS | VARCHAR2(40) | NO | At present, this column is not supported and its value is NULL by default. |
| DEF_MAX_SIZE | VARCHAR2(40) | NO | At present, this column is not supported and its value is NULL by default. |
| DEF_PCT_INCREASE | VARCHAR2(40) | NO | At present, this column is not supported and its value is NULL by default. |
| DEF_FREELISTS | NUMBER | NO | At present, this column is not supported and its value is 0 by default. |
| DEF_FREELIST_GROUPS | NUMBER | NO | At present, this column is not supported and its value is 0 by default. |
| DEF_LOGGING | VARCHAR2(7) | NO | At present, this column is not supported and its value is NULL by default. |
| DEF_BUFFER_POOL | VARCHAR2(7) | NO | At present, this column is not supported and its value is NULL by default. |
| DEF_FLASH_CACHE | VARCHAR2(7) | NO | At present, this column is not supported and its value is NULL by default. |
| DEF_CELL_FLASH_CACHE | VARCHAR2(7) | NO | At present, this column is not supported and its value is NULL by default. |
| DEF_PARAMETERS | VARCHAR2(1000) | NO | At present, this column is not supported and its value is NULL by default. |
| INTERVAL | VARCHAR2(1000) | NO | At present, this column is not supported and its value is NO by default. |
| AUTOLIST | VARCHAR2(3) | NO | Indicates whether the local index is partitioned through the automatic list. Valid values: |
| INTERVAL_SUBPARTITION | VARCHAR2(1000) | NO | At present, this column is not supported and its value is NULL by default. |
| AUTOLIST_SUBPARTITION | VARCHAR2(1000) | NO | At present, this column is not supported and its value is NULL by default. |
Sample query
A user tenant queries the partition information of the partitioned index TBL1_H_IDX1 in the current tenant.
obclient [SYS]> SELECT * FROM SYS.DBA_PART_INDEXES WHERE INDEX_NAME='TBL1_H_IDX1'\G
The query result is as follows:
*************************** 1. row ***************************
OWNER: SYS
INDEX_NAME: TBL1_H_IDX1
TABLE_NAME: TBL1_H
PARTITIONING_TYPE: RANGE
SUBPARTITIONING_TYPE: NONE
PARTITION_COUNT: 3
DEF_SUBPARTITION_COUNT: 0
PARTITIONING_KEY_COUNT: 1
SUBPARTITIONING_KEY_COUNT: 0
LOCALITY: GLOBAL
ALIGNMENT: PREFIXED
DEF_TABLESPACE_NAME: NULL
DEF_PCT_FREE: 0
DEF_INI_TRANS: 0
DEF_MAX_TRANS: 0
DEF_INITIAL_EXTENT: NULL
DEF_NEXT_EXTENT: NULL
DEF_MIN_EXTENTS: NULL
DEF_MAX_EXTENTS: NULL
DEF_MAX_SIZE: NULL
DEF_PCT_INCREASE: NULL
DEF_FREELISTS: 0
DEF_FREELIST_GROUPS: 0
DEF_LOGGING: NULL
DEF_BUFFER_POOL: NULL
DEF_FLASH_CACHE: NULL
DEF_CELL_FLASH_CACHE: NULL
DEF_PARAMETERS: NULL
INTERVAL: NO
AUTOLIST: NO
INTERVAL_SUBPARTITION: NULL
AUTOLIST_SUBPARTITION: NULL
1 row in set